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Added support for ppc64 big endian for filter_paeth VSX

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This commit is contained in:
Vadim Barkov 2017-02-09 19:11:31 +00:00
parent 99d7285f20
commit d1c12e85c1
1 changed files with 20 additions and 3 deletions
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23
powerpc/filter_vsx_intrinsics.c
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@ -1,4 +1,3 @@
/* filter_vsx_intrinsics.c - PowerPC optimised filter functions
*
* Copyright (c) 2016 Glenn Randers-Pehrson
@ -180,7 +179,6 @@ void png_read_filter_row_sub4_vsx(png_row_infop row_info, png_bytep row,
}
void png_read_filter_row_sub3_vsx(png_row_infop row_info, png_bytep row,
png_const_bytep prev_row)
{
@ -469,6 +467,26 @@ void png_read_filter_row_avg3_vsx(png_row_infop row_info, png_bytep row,
# define VEC_SHORT_TO_CHAR3_3 (vector unsigned char){16,16,16,16,16,16,16,16,16, 0, 2, 4,16,16,16,16}
# define VEC_SHORT_TO_CHAR4_3 (vector unsigned char){16,16,16,16,16,16,16,16,16,16,16,16, 0, 2, 4,16}
#elif defined(__BIG_ENDIAN__)
# define VEC_CHAR_TO_SHORT1_4 (vector unsigned char){16, 4,16, 5,16, 6,16, 7,16,16,16,16,16,16,16,16}
# define VEC_CHAR_TO_SHORT2_4 (vector unsigned char){16, 8,16, 9,16,10,16,11,16,16,16,16,16,16,16,16}
# define VEC_CHAR_TO_SHORT3_4 (vector unsigned char){16,12,16,13,16,14,16,15,16,16,16,16,16,16,16,16}
# define VEC_SHORT_TO_CHAR1_4 (vector unsigned char){16,16,16,16, 1, 3, 5, 7,16,16,16,16,16,16,16,16}
# define VEC_SHORT_TO_CHAR2_4 (vector unsigned char){16,16,16,16,16,16,16,16, 1, 3, 5, 7,16,16,16,16}
# define VEC_SHORT_TO_CHAR3_4 (vector unsigned char){16,16,16,16,16,16,16,16,16,16,16,16, 1, 3, 5, 7}
# define VEC_CHAR_TO_SHORT1_3 (vector unsigned char){16, 3,16, 4,16, 5,16,16,16,16,16,16,16,16,16,16}
# define VEC_CHAR_TO_SHORT2_3 (vector unsigned char){16, 6,16, 7,16, 8,16,16,16,16,16,16,16,16,16,16}
# define VEC_CHAR_TO_SHORT3_3 (vector unsigned char){16, 9,16,10,16,11,16,16,16,16,16,16,16,16,16,16}
# define VEC_CHAR_TO_SHORT4_3 (vector unsigned char){16,12,16,13,16,14,16,16,16,16,16,16,16,16,16,16}
# define VEC_SHORT_TO_CHAR1_3 (vector unsigned char){16,16,16, 1, 3, 5,16,16,16,16,16,16,16,16,16,16}
# define VEC_SHORT_TO_CHAR2_3 (vector unsigned char){16,16,16,16,16,16, 1, 3, 5,16,16,16,16,16,16,16}
# define VEC_SHORT_TO_CHAR3_3 (vector unsigned char){16,16,16,16,16,16,16,16,16, 1, 3, 5,16,16,16,16}
# define VEC_SHORT_TO_CHAR4_3 (vector unsigned char){16,16,16,16,16,16,16,16,16,16,16,16, 1, 3, 5,16}
#endif
#define vsx_char_to_short(vec,offset,bpp) (vector unsigned short)vec_perm((vec),VEC_CHAR_ZERO,VEC_CHAR_TO_SHORT##offset##_##bpp)
@ -742,7 +760,6 @@ void png_read_filter_row_paeth3_vsx(png_row_infop row_info, png_bytep row,
}
}
#endif /* PNG_POWERPC_VSX_OPT > 0 */
#endif /* PNG_POWERPC_VSX_IMPLEMENTATION == 1 (intrinsics) */
#endif /* READ */